From an ascites of patient with ovarian cystadenocarcinoma. Has retained ability to form free floating cysts in vitro and produces extracellular matrix. Has defined chemosensitivity pattern. Valuable for studies on biology of human ovarian cancer.

This line was initiated in 1972 by D.J. Giard, et al. through explant culture of lung carcinomatous tissue from a 58-year-old Caucasian male. Cells were described to induce tumors in athmyic mice and to synthesize lecithin.